Potassium in PDB 2qv6: Gtp Cyclohydrolase III From M. Jannaschii (MJ0145) Complexed with Gtp and Metal Ions
Enzymatic activity of Gtp Cyclohydrolase III From M. Jannaschii (MJ0145) Complexed with Gtp and Metal Ions
All present enzymatic activity of Gtp Cyclohydrolase III From M. Jannaschii (MJ0145) Complexed with Gtp and Metal Ions:
3.5.4.29;
Protein crystallography data
The structure of Gtp Cyclohydrolase III From M. Jannaschii (MJ0145) Complexed with Gtp and Metal Ions, PDB code: 2qv6
was solved by
S.A.Roberts,
V.Bandarian,
with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:
Resolution Low / High (Å)
|
31.31 /
2.00
|
Space group
|
P 21 21 2
|
Cell size a, b, c (Å), α, β, γ (°)
|
100.203,
129.578,
90.876,
90.00,
90.00,
90.00
|
R / Rfree (%)
|
20.6 /
24.4
|
Other elements in 2qv6:
The structure of Gtp Cyclohydrolase III From M. Jannaschii (MJ0145) Complexed with Gtp and Metal Ions also contains other interesting chemical elements:
Potassium Binding Sites:
The binding sites of Potassium atom in the Gtp Cyclohydrolase III From M. Jannaschii (MJ0145) Complexed with Gtp and Metal Ions
(pdb code 2qv6). This binding sites where shown within
5.0 Angstroms radius around Potassium atom.
In total 4 binding sites of Potassium where determined in the
Gtp Cyclohydrolase III From M. Jannaschii (MJ0145) Complexed with Gtp and Metal Ions, PDB code: 2qv6:
Jump to Potassium binding site number:
1;
2;
3;
4;
Potassium binding site 1 out
of 4 in 2qv6
Go back to
Potassium Binding Sites List in 2qv6
Potassium binding site 1 out
of 4 in the Gtp Cyclohydrolase III From M. Jannaschii (MJ0145) Complexed with Gtp and Metal Ions
Mono view
Stereo pair view
|
A full contact list of Potassium with other atoms in the K binding
site number 1 of Gtp Cyclohydrolase III From M. Jannaschii (MJ0145) Complexed with Gtp and Metal Ions within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:K301
b:31.6
occ:1.00
|
OD2
|
A:ASP230
|
2.7
|
33.1
|
1.0
|
O
|
C:ARG22
|
2.8
|
27.2
|
1.0
|
O6
|
A:GTP300
|
2.9
|
20.5
|
1.0
|
OE1
|
C:GLU24
|
2.9
|
24.0
|
1.0
|
O
|
C:HOH348
|
3.0
|
24.2
|
1.0
|
OD1
|
A:ASP230
|
3.2
|
34.5
|
1.0
|
CG
|
A:ASP230
|
3.2
|
32.2
|
1.0
|
O
|
C:HOH332
|
3.8
|
31.1
|
1.0
|
CD1
|
C:LEU27
|
3.9
|
20.8
|
1.0
|
C6
|
A:GTP300
|
3.9
|
23.2
|
1.0
|
C
|
C:ARG22
|
4.0
|
27.9
|
1.0
|
CD
|
C:GLU24
|
4.1
|
24.4
|
1.0
|
N1
|
A:GTP300
|
4.1
|
22.4
|
1.0
|
N
|
C:GLU24
|
4.2
|
24.7
|
1.0
|
CA
|
C:GLU24
|
4.2
|
24.0
|
1.0
|
CB
|
C:GLU24
|
4.2
|
24.3
|
1.0
|
N
|
C:ARG22
|
4.4
|
30.0
|
1.0
|
CE1
|
A:HIS136
|
4.4
|
26.1
|
1.0
|
C
|
C:ARG23
|
4.6
|
26.6
|
1.0
|
CB
|
A:ASP230
|
4.6
|
31.6
|
1.0
|
O
|
A:HOH330
|
4.7
|
30.4
|
1.0
|
CG
|
C:GLU24
|
4.7
|
23.6
|
1.0
|
CA
|
C:ARG22
|
4.7
|
28.6
|
1.0
|
CG
|
C:LEU27
|
4.9
|
23.1
|
1.0
|
ND1
|
A:HIS136
|
4.9
|
21.5
|
1.0
|
N
|
C:ARG23
|
5.0
|
27.4
|
1.0
|
|
Potassium binding site 2 out
of 4 in 2qv6
Go back to
Potassium Binding Sites List in 2qv6
Potassium binding site 2 out
of 4 in the Gtp Cyclohydrolase III From M. Jannaschii (MJ0145) Complexed with Gtp and Metal Ions
Mono view
Stereo pair view
|
A full contact list of Potassium with other atoms in the K binding
site number 2 of Gtp Cyclohydrolase III From M. Jannaschii (MJ0145) Complexed with Gtp and Metal Ions within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:K301
b:34.2
occ:1.00
|
OD2
|
B:ASP230
|
2.6
|
37.7
|
1.0
|
O
|
D:ARG22
|
2.7
|
32.8
|
1.0
|
O6
|
B:GTP300
|
2.8
|
21.2
|
1.0
|
OE1
|
D:GLU24
|
3.0
|
29.6
|
1.0
|
O
|
D:HOH323
|
3.1
|
26.0
|
1.0
|
CG
|
B:ASP230
|
3.3
|
36.8
|
1.0
|
OD1
|
B:ASP230
|
3.3
|
39.2
|
1.0
|
C6
|
B:GTP300
|
3.8
|
26.5
|
1.0
|
C
|
D:ARG22
|
3.9
|
33.0
|
1.0
|
N1
|
B:GTP300
|
4.1
|
25.1
|
1.0
|
CD1
|
D:LEU27
|
4.1
|
24.6
|
1.0
|
CD
|
D:GLU24
|
4.2
|
28.4
|
1.0
|
N
|
D:GLU24
|
4.2
|
27.6
|
1.0
|
O
|
B:HOH334
|
4.3
|
36.7
|
1.0
|
CA
|
D:GLU24
|
4.3
|
26.6
|
1.0
|
CB
|
D:GLU24
|
4.3
|
26.7
|
1.0
|
N
|
D:ARG22
|
4.4
|
35.4
|
1.0
|
O
|
B:HOH330
|
4.5
|
37.5
|
1.0
|
CE1
|
B:HIS136
|
4.5
|
33.1
|
1.0
|
C
|
D:ARG23
|
4.6
|
29.2
|
1.0
|
CB
|
B:ASP230
|
4.6
|
35.8
|
1.0
|
CA
|
D:ARG22
|
4.7
|
33.9
|
1.0
|
CG
|
D:GLU24
|
4.8
|
25.1
|
1.0
|
N
|
D:ARG23
|
4.9
|
31.9
|
1.0
|
ND1
|
B:HIS136
|
4.9
|
29.8
|
1.0
|
CG
|
D:LEU27
|
5.0
|
24.3
|
1.0
|
CA
|
D:ARG23
|
5.0
|
31.2
|
1.0
|
|
Potassium binding site 3 out
of 4 in 2qv6
Go back to
Potassium Binding Sites List in 2qv6
Potassium binding site 3 out
of 4 in the Gtp Cyclohydrolase III From M. Jannaschii (MJ0145) Complexed with Gtp and Metal Ions
Mono view
Stereo pair view
|
A full contact list of Potassium with other atoms in the K binding
site number 3 of Gtp Cyclohydrolase III From M. Jannaschii (MJ0145) Complexed with Gtp and Metal Ions within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
C:K301
b:33.8
occ:1.00
|
OD2
|
C:ASP230
|
2.6
|
27.3
|
1.0
|
O
|
A:ARG22
|
2.8
|
26.3
|
1.0
|
O6
|
C:GTP300
|
2.9
|
21.9
|
1.0
|
OE1
|
A:GLU24
|
2.9
|
20.0
|
1.0
|
CG
|
C:ASP230
|
3.2
|
27.7
|
1.0
|
OD1
|
C:ASP230
|
3.3
|
29.9
|
1.0
|
O
|
A:HOH329
|
3.3
|
28.9
|
1.0
|
O
|
C:HOH330
|
3.8
|
27.6
|
1.0
|
C6
|
C:GTP300
|
3.9
|
26.4
|
1.0
|
CD1
|
A:LEU27
|
3.9
|
19.7
|
1.0
|
C
|
A:ARG22
|
3.9
|
27.0
|
1.0
|
CD
|
A:GLU24
|
4.1
|
22.5
|
1.0
|
N1
|
C:GTP300
|
4.1
|
24.1
|
1.0
|
N
|
A:GLU24
|
4.1
|
23.3
|
1.0
|
CA
|
A:GLU24
|
4.1
|
23.8
|
1.0
|
CB
|
A:GLU24
|
4.2
|
23.8
|
1.0
|
CE1
|
C:HIS136
|
4.3
|
28.6
|
1.0
|
N
|
A:ARG22
|
4.3
|
29.2
|
1.0
|
C
|
A:ARG23
|
4.5
|
24.9
|
1.0
|
CB
|
C:ASP230
|
4.6
|
27.9
|
1.0
|
O
|
C:HOH338
|
4.7
|
30.3
|
1.0
|
CG
|
A:GLU24
|
4.7
|
21.9
|
1.0
|
CA
|
A:ARG22
|
4.7
|
28.3
|
1.0
|
ND1
|
C:HIS136
|
4.8
|
26.4
|
1.0
|
CG
|
A:LEU27
|
4.9
|
22.5
|
1.0
|
N
|
A:ARG23
|
4.9
|
26.8
|
1.0
|
|
Potassium binding site 4 out
of 4 in 2qv6
Go back to
Potassium Binding Sites List in 2qv6
Potassium binding site 4 out
of 4 in the Gtp Cyclohydrolase III From M. Jannaschii (MJ0145) Complexed with Gtp and Metal Ions
Mono view
Stereo pair view
|
A full contact list of Potassium with other atoms in the K binding
site number 4 of Gtp Cyclohydrolase III From M. Jannaschii (MJ0145) Complexed with Gtp and Metal Ions within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
D:K301
b:26.7
occ:1.00
|
OD2
|
D:ASP230
|
2.7
|
25.5
|
1.0
|
O
|
B:ARG22
|
2.7
|
27.1
|
1.0
|
O6
|
D:GTP300
|
2.7
|
19.9
|
1.0
|
OE1
|
B:GLU24
|
2.8
|
24.5
|
1.0
|
O
|
B:HOH319
|
3.0
|
25.5
|
1.0
|
OD1
|
D:ASP230
|
3.2
|
28.2
|
1.0
|
CG
|
D:ASP230
|
3.2
|
27.9
|
1.0
|
C6
|
D:GTP300
|
3.8
|
25.0
|
1.0
|
C
|
B:ARG22
|
3.9
|
27.1
|
1.0
|
CD
|
B:GLU24
|
4.0
|
24.6
|
1.0
|
O
|
D:HOH338
|
4.0
|
39.6
|
1.0
|
N1
|
D:GTP300
|
4.0
|
22.9
|
1.0
|
N
|
B:GLU24
|
4.2
|
22.9
|
1.0
|
CA
|
B:GLU24
|
4.2
|
22.8
|
1.0
|
CB
|
B:GLU24
|
4.2
|
22.9
|
1.0
|
CE1
|
D:HIS136
|
4.2
|
24.0
|
1.0
|
CD1
|
B:LEU27
|
4.3
|
20.5
|
1.0
|
N
|
B:ARG22
|
4.4
|
28.9
|
1.0
|
O
|
D:HOH329
|
4.4
|
26.7
|
1.0
|
C
|
B:ARG23
|
4.6
|
25.1
|
1.0
|
O
|
D:HOH337
|
4.6
|
31.0
|
1.0
|
CB
|
D:ASP230
|
4.6
|
27.3
|
1.0
|
CG
|
B:GLU24
|
4.7
|
22.2
|
1.0
|
CA
|
B:ARG22
|
4.7
|
27.9
|
1.0
|
ND1
|
D:HIS136
|
4.7
|
22.9
|
1.0
|
N
|
B:ARG23
|
4.9
|
26.9
|
1.0
|
OE2
|
B:GLU24
|
5.0
|
20.1
|
1.0
|
CG
|
B:LEU27
|
5.0
|
21.2
|
1.0
|
C5
|
D:GTP300
|
5.0
|
19.2
|
1.0
|
|
Reference:
S.D.Morrison,
S.A.Roberts,
A.M.Zegeer,
W.R.Montfort,
V.Bandarian.
A New Use For A Familiar Fold: the X-Ray Crystal Structure of Gtp-Bound Gtp Cyclohydrolase III From Methanocaldococcus Jannaschii Reveals A Two Metal Ion Catalytic Mechanism Biochemistry V. 47 230 2008.
ISSN: ISSN 0006-2960
PubMed: 18052207
DOI: 10.1021/BI701782E
Page generated: Mon Aug 12 06:55:26 2024
|